diff --git a/pjcloud-common/pjcloud-common-core/src/main/java/com/bsd/pjcloud/common/core/util/R.java b/pjcloud-common/pjcloud-common-core/src/main/java/com/bsd/pjcloud/common/core/util/R.java
index e728b7029..b743ed9da 100644
--- a/pjcloud-common/pjcloud-common-core/src/main/java/com/bsd/pjcloud/common/core/util/R.java
+++ b/pjcloud-common/pjcloud-common-core/src/main/java/com/bsd/pjcloud/common/core/util/R.java
@@ -81,6 +81,13 @@ public class R<T> implements Serializable {
         return restResult(null, CommonConstants.FAIL, msg);
     }
 
+    /**
+     * 失败并指定业务码（非 0），便于前端区分提示（如浙政钉绑定后无系统用户）。
+     */
+    public static <T> R<T> failed(int code, String msg) {
+        return restResult(null, code, msg);
+    }
+
     public static <T> R<T> failed(T data) {
         return restResult(data, CommonConstants.FAIL, null);
     }
diff --git a/pjcloud-integrated/pjcloud-integrated-biz/src/main/java/com/bsd/pjcloud/integrated/controller/AppMenuOpenController.java b/pjcloud-integrated/pjcloud-integrated-biz/src/main/java/com/bsd/pjcloud/integrated/controller/AppMenuOpenController.java
index 5148dbadd..68bcd0586 100644
--- a/pjcloud-integrated/pjcloud-integrated-biz/src/main/java/com/bsd/pjcloud/integrated/controller/AppMenuOpenController.java
+++ b/pjcloud-integrated/pjcloud-integrated-biz/src/main/java/com/bsd/pjcloud/integrated/controller/AppMenuOpenController.java
@@ -32,6 +32,7 @@ import java.util.List;
 public class AppMenuOpenController {
 
     private final ExternalAppConfig externalAppConfig;
+
     private final RemoteAppMenuService remoteAppMenuService;
 
     /**
diff --git a/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/constant/ThirdPartyZzdBizCodes.java b/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/constant/ThirdPartyZzdBizCodes.java
new file mode 100644
index 000000000..fdee32a99
--- /dev/null
+++ b/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/constant/ThirdPartyZzdBizCodes.java
@@ -0,0 +1,13 @@
+package com.bsd.pjcloud.thirdparty.constant;
+
+/**
+ * 浙政钉单点 / 短信绑定相关前端可识别业务码（与 {@link com.bsd.pjcloud.common.core.util.R#code} 一致）。
+ */
+public final class ThirdPartyZzdBizCodes {
+
+	private ThirdPartyZzdBizCodes() {
+	}
+
+	/** 短信核验通过，但 sys_user 中不存在该手机号用户 */
+	public static final int SYS_USER_NOT_FOUND_FOR_ZZD_BIND = 46001;
+}
diff --git a/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/controller/ThirdPartyOAth2Cotroller.java b/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/controller/ThirdPartyOAth2Cotroller.java
index aca574839..6dec3e9fb 100644
--- a/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/controller/ThirdPartyOAth2Cotroller.java
+++ b/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/controller/ThirdPartyOAth2Cotroller.java
@@ -19,6 +19,8 @@ import com.bsd.pjcloud.thirdparty.dto.*;
 import com.bsd.pjcloud.thirdparty.service.SmsService;
 import com.bsd.pjcloud.thirdparty.exception.ThirdPartyException;
 import com.bsd.pjcloud.thirdparty.vo.ZzdJsapiConfigVO;
+import com.bsd.pjcloud.thirdparty.constant.ThirdPartyZzdBizCodes;
+import com.bsd.pjcloud.thirdparty.entity.ThirdPartyZzdPhoneBindEntity;
 import com.bsd.pjcloud.thirdparty.service.ThirdPartyOAuth2Service;
 import com.bsd.pjcloud.thirdparty.service.ThirdPartyUserService;
 import com.bsd.pjcloud.thirdparty.service.ThirdPartyZzdSmsBindService;
@@ -111,20 +113,22 @@ public class ThirdPartyOAth2Cotroller {
         log.warn("[zzdsso][ZZDUserDTO_JSON] 浙政钉开放平台映射后的对象，可整段复制做本地写死调试（含姓名手机号等敏感信息，调试完建议关日志或删此行） body={}", JSON.toJSONString(zzdUserDTO));
         ZZDUserDTO.Ext ext = zzdUserDTO.getExt();
         String employeeCode = ext != null ? ext.getEmployeeCode() : null;
+        String zzdOpenId = ext != null ? ext.getOpenid() : null;
         String mobile = zzdUserDTO.getMobile();
 
         if (thirdPartyZzdSmsBindService.isEnabled()) {
-            if (StringUtils.isBlank(employeeCode)) {
-                return R.failed("浙政钉未返回员工编码，无法登录");
-            }
-            var boundOpt = thirdPartyZzdSmsBindService.findByEmployeeCode(employeeCode);
+            var boundOpt = thirdPartyZzdSmsBindService.findBound(employeeCode, zzdOpenId);
             if (boundOpt.isPresent()) {
-                return buildZzdSsoTokenResult(employeeCode, boundOpt.get().getVerifiedPhone());
+                ThirdPartyZzdPhoneBindEntity bound = boundOpt.get();
+                return buildZzdSsoTokenResult(bound.getEmployeeCode(), bound.getVerifiedPhone());
             }
             try {
                 ZzdUserSnapshot snap = ThirdPartyZzdSmsBindService.snapshotOf(zzdUserDTO);
+                if (StringUtils.isBlank(snap.getEmployeeCode()) && StringUtils.isBlank(snap.getOpenid())) {
+                    return R.failed("浙政钉未返回员工编码或 openid，无法绑定登录");
+                }
                 if (StringUtils.isBlank(snap.getEmployeeCode())) {
-                    return R.failed("浙政钉未返回员工编码，无法登录");
+                    return R.failed("浙政钉未返回员工编码，无法完成首次手机号绑定，请在开放平台核对应用权限或联系管理员。");
                 }
                 String bindSessionId = thirdPartyZzdSmsBindService.createBindSession(snap);
                 HashMap<String, Object> need = new HashMap<>();
@@ -171,10 +175,12 @@ public class ThirdPartyOAth2Cotroller {
             R<List<SysUser>> byPhone = remoteUserService.getUserByMobile(dto.getMobilePhone());
             List<SysUser> users = byPhone.getData();
             if (CollectionUtils.isEmpty(users)) {
-                return R.failed("本系统不存在该手机号用户");
+                return R.failed(ThirdPartyZzdBizCodes.SYS_USER_NOT_FOUND_FOR_ZZD_BIND,
+                        "本系统暂无该手机号对应的用户，请联系管理员申请开通账号后再完成绑定。");
             }
             SysUser sysUser = users.get(0);
             if (StringUtils.isNotBlank(sysUser.getDingtalkEmployeeCode())
+                    && StringUtils.isNotBlank(snap.getEmployeeCode())
                     && !sysUser.getDingtalkEmployeeCode().equals(snap.getEmployeeCode())) {
                 return R.failed("浙政钉账号与本系统用户不一致");
             }
diff --git a/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/service/ThirdPartyZzdSmsBindService.java b/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/service/ThirdPartyZzdSmsBindService.java
index 016bb158d..2bc14be94 100644
--- a/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/service/ThirdPartyZzdSmsBindService.java
+++ b/pjcloud-thirdparty/pjcloud-thirdparty-biz/src/main/java/com/bsd/pjcloud/thirdparty/service/ThirdPartyZzdSmsBindService.java
@@ -46,6 +46,28 @@ public class ThirdPartyZzdSmsBindService {
 		return Optional.ofNullable(one);
 	}
 
+	public Optional<ThirdPartyZzdPhoneBindEntity> findByOpenId(String openId) {
+		if (StringUtils.isBlank(openId)) {
+			return Optional.empty();
+		}
+		ThirdPartyZzdPhoneBindEntity one = thirdPartyZzdPhoneBindMapper.selectOne(Wrappers.<ThirdPartyZzdPhoneBindEntity>lambdaQuery()
+			.eq(ThirdPartyZzdPhoneBindEntity::getOpenId, openId)
+			.eq(ThirdPartyZzdPhoneBindEntity::getDelFlag, "0")
+			.last("limit 1"));
+		return Optional.ofNullable(one);
+	}
+
+	/**
+	 * 已绑定记录：优先员工编码（与库 uk 一致），再按 openid（浙政钉侧稳定标识）。
+	 */
+	public Optional<ThirdPartyZzdPhoneBindEntity> findBound(String employeeCode, String openId) {
+		Optional<ThirdPartyZzdPhoneBindEntity> byEmp = findByEmployeeCode(employeeCode);
+		if (byEmp.isPresent()) {
+			return byEmp;
+		}
+		return findByOpenId(openId);
+	}
+
 	public String createBindSession(ZzdUserSnapshot snapshot) throws JsonProcessingException {
 		String id = UUID.randomUUID().toString().replace("-", "");
 		String key = REDIS_BIND_SESSION_PREFIX + id;